low ninety's in petaluma operatives in kentfield and 70 degrees in san fransisco. five degrees above average. take a good look at this. a string of days in the triple digits all the way through saturday. sunday slight cooling but you will barely feel the difference in the interior valleys and we remain above normal for this time next week but again, there's no reason for me to not believe that we won't have a spare the air de each day through saturday. we'll talk more about that in the pinpoint forecast. >> thank you roberta. >> full speed ahead for a future bay area transit service. what crews hope to achieve by making the rail more like a noodle? ,,,,,,,,,,,,,,,, >> the smart one rail system for sonoma and marin counties is beginning to take shape. in the first phase track is being laid from santa rosa, south to send a file and then later it will extend north to clover bail. don ford explains why the rails for these tracks are something like a new bill. >> the first sections of track are being completed for the new smart train project. starting in santa rosa, and